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# NCERT Class 12 Maths Solution

## NCERT Solutions for Class 12 Maths CHAPTER-13: PROBABILITY

Probability – summary: Conditional probability, multiplication theorem on probability, independent events, total probability, Bayes’ theorem, Random variable and its probability distribution, mean and variance of random variable. Repeated independent (Bernoulli) trials and Binomial distribution.

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Chapter -13: Probability
Probability can take you thru the vital ideas of probability of an occurrence only if another event has occurred, which is able to successively clarify the theorem, multiplication rule of probability and independence of events. With a complete of 5 exercises, you may conjointly learn a crucial conception of random variable and its probability distribution and also the mean and variance of a probability distribution.

The topics and sub-topics in Chapter 13 Probability

13.1 Introduction
13.2 Conditional Probability
13.2.1 Properties of Conditional Probability
13.3 Multiplication Theorem on Probability
13.4 Independent Events
13.5 Baye’s Theorem
13.5.1 Partition of a Sample Space
13.5.2 Theorem of total Probability
13.6 Random Variables and its Probability Distributions
13.6.1 Probability Distribution of a Random Variable
13.6.2 Mean of a Random Variable
13.6.3 Variance of a Random Variable
13.7 Bernoulli’s Trials and Binomial Distribution
13.7.1 Bernoulli Trials
13.7.2 Binomial Distribution